An old cop friend of Detective Kennex's (Karl Urban) goes undercover, posing as a "cook" of a highly addictive street drug called "The Bends." But his cover is blown. As the scope of the intense drug investigation unfolds, a determined Kennex and Dorian (Michael Ealy) call on Rudy Lom (Mackenzie Crook) for assistance in the adrenaline-fueled.